Motion

What is a Force?

• A force is a speed
• A force causes motion
• only unbalanced
• only balanced

Tags

NGSS.MS-PS2-2

Which term means speed with a direction?

• Speeding
• Acceleration
• Velocity
• Gravity

The correct equation for acceleration is?

• a = d/t
• a = s/vf
• a = v_f - v_i / t
• p = m/v

Tags

NGSS.HS-PS2-1

The formula for momentum is p = m/v

• True
• False

Tags

NGSS.HS-PS2-2

The Standard Units for Speed is ?

• m/s (meters per second)
• ms (meters times seconds)
• mskg (meters times seconds kilograms)
• m/s*kg (meters per second kilograms)

Tags

NGSS.MS-PS3-1

What is the speed of a car that travels a distance of 79 m in 8 seconds.

• 5 m/s
• 79 m/s
• 9.87 m/s
• 8 m/s

Tags

NGSS.MS-PS3-1

What are the two variables that determine momentum?

• speed and height
• mass and velocity
• car and truck
• momentum and distance

Tags

NGSS.HS-PS2-2

If an object decreases its speed each second it moves before stopping, it is...

• conserving momentum
• insane
• accelerating
• conserving energy

Tags

NGSS.HS-PS2-1

This driver just experienced which one of newton's laws?

• First law
• Second law
• Third law
• Fourth law

This motorcyclist just experienced which one of newton's laws? (the one that fits best)

• Inertia: object in motion stays in motion unless acted on by a force
• F = ma
• Action - Reaction: for every action there is an opposite and equal reaction.
• 4th law

Tags

NGSS.HS-PS2-1